create_scale_threshold · Morpheus MCP Server MCP

WHAT IT DOES

What create_scale_threshold does on Morpheus MCP Server

AI agents use create_scale_threshold to create or update resources in Morpheus MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Morpheus MCP Server environment.

WHY IT NEEDS A POLICY

Why create_scale_threshold needs a policy

Creating a scale threshold modifies cloud infrastructure configuration in a reversible manner (thresholds can be updated or deleted). This is a Write operation rather than Read (retrieves data), Execute (runs arbitrary code), or Destructive (irreversible deletion). The severity is high because misconfigured auto-scaling thresholds could cause unintended resource provisioning, cost overruns, or service disruptions.

From the tool's definition Tool name 'create_scale_threshold' indicates creation of a scaling policy threshold. Server context shows the tool operates within HPE Morpheus for managing cloud infrastructure and instances.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_scale_threshold Rate-limited

create_scale_threshold stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_scale_threshold": {
      "limits": [
        {
          "counter": "create_scale_threshold_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Morpheus MCP Server, so you can run agents against it safely.

FAQ

Questions about create_scale_threshold

What does the create_scale_threshold tool do? +

create_scale_threshold. It is categorised as a Write tool in the Morpheus MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_scale_threshold? +

Register the Morpheus MCP Server MCP server in PolicyLayer and add a rule for create_scale_threshold: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Morpheus MCP Server. Nothing to install.

What risk level is create_scale_threshold? +

create_scale_threshold is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_scale_threshold? +

Yes. Add a rate_limit block to the create_scale_threshold rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block create_scale_threshold completely? +

Set action: deny in the PolicyLayer policy for create_scale_threshold. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides create_scale_threshold? +

create_scale_threshold is provided by the Morpheus MCP Server MCP server (nixndme/morpheus-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.